Beaumont Enterprise: Environmental activists sued the federal government Wednesday over the exports of Appalachian coal to Europe and Asia, arguing it approved a $90 million loan guarantee to one company without considering the implications for air and water pollution along the transportation route. The lawsuit filed in U.S. District Court in San Francisco says communities near the mines, ports and railways that connect them are all affected, and the U.S. Export-Import Bank was required to review the environmental impacts...